diff options
Diffstat (limited to 'gcc/alias.c')
| -rw-r--r-- | gcc/alias.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/gcc/alias.c b/gcc/alias.c index 5d017eb..9b46fe1 100644 --- a/gcc/alias.c +++ b/gcc/alias.c @@ -679,6 +679,17 @@ record_component_aliases (type) case RECORD_TYPE: case UNION_TYPE: case QUAL_UNION_TYPE: + /* Recursively record aliases for the base classes, if there are any */ + if (TYPE_BINFO (type) != NULL && TYPE_BINFO_BASETYPES (type) != NULL) + { + int i; + for (i = 0; i < TREE_VEC_LENGTH (TYPE_BINFO_BASETYPES (type)); i++) + { + tree binfo = TREE_VEC_ELT (TYPE_BINFO_BASETYPES (type), i); + record_alias_subset (superset, + get_alias_set (BINFO_TYPE (binfo))); + } + } for (field = TYPE_FIELDS (type); field != 0; field = TREE_CHAIN (field)) if (TREE_CODE (field) == FIELD_DECL && ! DECL_NONADDRESSABLE_P (field)) record_alias_subset (superset, get_alias_set (TREE_TYPE (field))); |